Fatto generale: 28579 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 28579 is a boring number.
Trivia: 28579 is a boring number.
Data storica: March 30th is the day in 1282 that the people of Sicily rebel against the Angevin king Charles I, in what becomes known as the Sicilian Vespers.